A new study published in Science and led by Monash University biologists reveals that the energy cost of reproduction is far greater than previously believed. The research, led by Dr. Samuel C Ginther ...

Some male octopuses perform one of the most extreme survival strategies in the animal kingdom, they detach their own arm during reproduction. This bizarre behaviour is not self-harm, but a biological ...

The regulation of seasonal reproduction in sheep is intricately linked to the actions of melatonin, a hormone whose secretion varies with the photoperiod. Central to this process are the melatonin ...